//var field_date = {
    //props:['row','head'],
        //template:`<div><span v-if='head.readonly' v-text='row[head.name]'></span>
                                //<date v-else v-model="row[head.name]" :id="'id_'+head.name"
                                    //:placeholder="head.placeholder"></date>
                               //</div>`,
//}
//Vue.component('com-field-date',field_date)